body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 800px;
    margin: 50px auto;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

h1, h2 {
    color: #333;
}

input[type="file"] {
    display: block;
    margin-bottom: 10px;
}

button {
    padding: 10px 20px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #0056b3;
}

#status {
    margin-top: 10px;
    color: red;
}

hr {
    margin: 20px 0;
}

ul {
    list-style-type: none;
    padding: 0;
}

li {
    background-color: #e9ecef;
    margin: 5px 0;
    padding: 10px;
    border-radius: 5px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

a {
    text-decoration: none;
    color: #007bff;
}

a:hover {
    text-decoration: underline;
}

progress {
    width: 100%;
    height: 20px;
    margin-top: 10px;
    border: none;
    border-radius: 5px;
    overflow: hidden;
}

progress::-webkit-progress-bar {
    background-color: #f3f3f3;
    border-radius: 5px;
}

progress::-webkit-progress-value {
    background-color: #007bff;
    transition: width 0.1s ease-in-out;
}

progress::-moz-progress-bar {
    background-color: #007bff;
    transition: width 0.1s ease-in-out;
}